Family tree Smits, van Leeuwenkamp » Helena Johanna Maas (1893-1989)

Personal data Helena Johanna Maas 


Household of Helena Johanna Maas

She is married to Petrus van Leeuwenkamp.

They got married on June 11, 1919 at amersfoort, she was 26 years old.


Child(ren):

  1. (Not public)
  2. (Not public)
  3. (Not public)
  4. (Not public)

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Historical events

  • The temperature on March 12, 1893 was about 6.0 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 86%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
  • In the year 1893: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • January 6 » The Washington National Cathedral is chartered by Congress. The charter is signed by President Benjamin Harrison.
    • February 1 » Thomas A. Edison finishes construction of the first motion picture studio, the Black Maria in West Orange, New Jersey.
    • June 20 » Lizzie Borden is acquitted of the murders of her father and stepmother.
    • July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
    • July 22 » Katharine Lee Bates writes "America the Beautiful" after admiring the view from the top of Pikes Peak near Colorado Springs, Colorado.
    • November 28 » Women's suffrage in New Zealand concludes with the 1893 New Zealand general election.
  • The temperature on June 11, 1919 was between 9.5 °C and 26.8 °C and averaged 18.9 °C. There was 13.0 hours of sunshine (78%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1919: Source: Wikipedia
    • The Netherlands had about 6.7 million citizens.
    • April 16 » Polish–Soviet War: The Polish army launches the Vilna offensive to capture Vilnius in modern Lithuania.
    • May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
    • October 9 » The Cincinnati Reds win the World Series, resulting in the Black Sox Scandal.
    • October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
    • November 28 » Lady Astor is elected as a Member of the Parliament of the United Kingdom. She is the first woman to sit in the House of Commons. (Countess Markievicz, the first to be elected, refused to sit.)
    • December 3 » After nearly 20 years of planning and construction, including two collapses causing 89 deaths, the Quebec Bridge opens to traffic.
  • The temperature on September 13, 1989 was between 14.4 °C and 17.9 °C and averaged 15.6 °C. There was 13.6 mm of rain during 7.7 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In the year 1989: Source: Wikipedia
    • The Netherlands had about 14.8 million citizens.
    • January 1 » The Montreal Protocol comes into force, stopping the use of chemicals contributing to ozone depletion.
    • March 24 » In Prince William Sound in Alaska, the Exxon Valdez spills 240,000 barrels (38,000m) of crude oil after running aground.
    • April 1 » Margaret Thatcher's new local government tax, the Community Charge (commonly known as the "poll tax"), is introduced in Scotland.
    • August 8 » Space Shuttle program: STS-28 Mission: Space Shuttle Columbia takes off on a secret five-day military mission.
    • November 7 » East German Prime Minister Willi Stoph, along with his entire cabinet, is forced to resign after huge anti-government protests.
    • November 10 » Longtime Bulgarian leader Todor Zhivkov is removed from office and replaced by Petar Mladenov.


Same birth/death day

Source: Wikipedia

Source: Wikipedia

  • 1985 » Dane Rudhyar, French-American astrologer, composer, and author (b. 1895)
  • 1987 » Mervyn LeRoy, American actor, director, and producer (b. 1900)
  • 1991 » Joe Pasternak, Hungarian-American production manager and producer (b. 1901)
  • 1991 » Metin Oktay, Turkish footballer and manager (b. 1936)
  • 1991 » Robert Irving, English soldier and conductor (b. 1913)
  • 1993 » Carl Voss, American ice hockey player and referee (b. 1907)

About the surname Maas

  • View the information that Genealogie Online has about the surname Maas.
  • Check the information Open Archives has about Maas.
  • Check the Wie (onder)zoekt wie? register to see who is (re)searching Maas.

When copying data from this family tree, please include a reference to the origin:
Jos Smits, "Family tree Smits, van Leeuwenkamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smits-van-leeuwenkamp/R148.php : accessed May 10, 2025), "Helena Johanna Maas (1893-1989)".